Makoto Yui created HIVEMALL-132:
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Summary: Generalize f1score UDAF to support any Beta value
Key: HIVEMALL-132
URL: https://issues.apache.org/jira/browse/HIVEMALL-132
Project: Hivemall
Issue Type: Bug
Reporter: Makoto Yui
Priority: Minor
Currently, `f1score` only support 1.0 for β value of F-measure computation.
https://en.wikipedia.org/wiki/F1_score
So, better to provide `f_measure` function that support any β value.
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